GPR snow cover investigation to determine its spatial and temporal variability D.M. Frolov, Yu.G. Seliverstov, A.V. Koshurnikov, V.E. Gagarin and E.S. Nikolaeva BIO Web Conf., 113 (2024) 04003 Published online: 18 June 2024 DOI: 10.1051/bioconf/202411304003